Vehicle summary
ULEZ status is estimated based on fuel type and registration year. It may not reflect the actual emission standard of this vehicle. Check with TfL for a definitive answer.
Check KN21 YLL
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Vehicle Details
| Registration | KN21 YLL |
| Make | Audi |
| Model | A3 S Line 30 Tfsi |
| Colour | Grey |
| Fuel type | Petrol |
| Engine | 999cc |
| Year | 2021 |
| First registered | |
| Area code | KN — Luton, Luton and Northampton |
| Age identifier | 21 — March 2021 to August 2021 |
More KN21 Y plates
Browse all KN21 Y registrations from Luton.
About KN21 YLL
What car is KN21 YLL?
KN21 YLL is a grey Audi A3 S Line 30 Tfsi, petrol (999cc). First registered in Luton in 2021.
Is KN21 YLL ULEZ compliant?
Based on its fuel type and registration year, KN21 YLL is likely ULEZ compliant. Petrol post-2005 (Euro 4). This is an estimate based on typical emission standards — confirm with TfL's ULEZ checker for a definitive answer.
How old is KN21 YLL?
KN21 YLL is approximately 5 years old. Age identifier 21 means registered between 1 March 2021 and 31 August 2021.